Container cover



FIG. 1 is a perspective view of a container cover showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof, the left side elevation view being a mirror image thereof;

FIG. 4 is a rear elevation view thereof; and,

FIG. 5 is a top plan view thereof.

The subject matter presented in broken lines as shown in the drawings is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a container cover, as shown and described. 